        .banner
        {
            background-color: #3e6aaa;
            color: #dae5f3;
            font-family: "宋体";
            font-size: 12px;
        }
        .my_div .my_ul{
            width: 100%;
            height: 100%;
            list-style-type: none;
            padding: 0px;
            margin: 0px;
        }
        .list-group{
            box-sizing: border-box;
            -webkit-tap-highlight-color: rgba(0,0,0,0);
            font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;
            font-size: 14px;
            line-height: 1.42857143;
            color: #333;
            display: block;
            padding-left: 0;
            margin-bottom: 20px;
        }
        .list-group-item-btn{
            box-sizing: border-box;
            -webkit-tap-highlight-color: rgba(0,0,0,0);
            -webkit-writing-mode: horizontal-tb !important;
            text-indent: 0px;
            text-shadow: none;
            letter-spacing: normal;
            word-spacing: normal;
            text-rendering: auto;
            align-items: flex-start;
            margin: 0;
            font: inherit;
            overflow: visible;
            text-transform: none;
            -webkit-appearance: button;
            cursor: pointer;
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            position: relative;
            display: block;
            padding: 10px 15px;
            margin-bottom: -1px;
            background-color: #fff;
            border: 1px solid #ddd;
            color: #555;
            width: 100%;
            text-align: left;
            border-top-left-radius: 4px;
            border-top-right-radius: 4px;
        }

        .list-group-item{
            box-sizing: border-box;
            -webkit-tap-highlight-color: rgba(0,0,0,0);
            -webkit-writing-mode: horizontal-tb !important;
            font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;
            font-size: 14px;
            line-height: 1.42857143;
            cursor: pointer;
            text-decoration: none;
            position: relative;
            display: block;
            padding: 10px 15px;
            margin-bottom: -1px;
            background-color: #fff;
            border: 1px solid #ddd;
            color: #555;
        }

        .list-group-item-hover {
            color: #777;
            background-color: #eee;
        }

        .node rect {
            width:180px;
            height:36px;
            /*
            cursor: pointer;
             */
            /*
            stroke: #333;
             */
            stroke-width:2;
            fill: #fff;
        }

        .node.active rect,
        .node.active circle {
            stroke: lightblue;
        }

        .node circle {
            stroke: #333;
            stroke-width: 2px;
            fill: #fff;
            cursor: crosshair;
        }

        .node circle.end {
            fill: orange;
        }

        .cable {
            stroke: #333;
            stroke-width: 2px;
            fill: none;
        }

        .txt_right{
            text-align: right;
        }
